diff options
Diffstat (limited to 'drivers/usb/misc')
| -rw-r--r-- | drivers/usb/misc/adutux.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c index b3160afe0458..9465fb95d70a 100644 --- a/drivers/usb/misc/adutux.c +++ b/drivers/usb/misc/adutux.c @@ -155,11 +155,12 @@ static void adu_interrupt_in_callback(struct urb *urb) { struct adu_device *dev = urb->context; int status = urb->status; + unsigned long flags; adu_debug_data(&dev->udev->dev, __func__, urb->actual_length, urb->transfer_buffer); - spin_lock(&dev->buflock); + spin_lock_irqsave(&dev->buflock, flags); if (status != 0) { if ((status != -ENOENT) && (status != -ECONNRESET) && @@ -190,7 +191,7 @@ static void adu_interrupt_in_callback(struct urb *urb) exit: dev->read_urb_finished = 1; - spin_unlock(&dev->buflock); + spin_unlock_irqrestore(&dev->buflock, flags); /* always wake up so we recover from errors */ wake_up_interruptible(&dev->read_wait); } @@ -199,6 +200,7 @@ static void adu_interrupt_out_callback(struct urb *urb) { struct adu_device *dev = urb->context; int status = urb->status; + unsigned long flags; adu_debug_data(&dev->udev->dev, __func__, urb->actual_length, urb->transfer_buffer); @@ -213,10 +215,10 @@ static void adu_interrupt_out_callback(struct urb *urb) return; } - spin_lock(&dev->buflock); + spin_lock_irqsave(&dev->buflock, flags); dev->out_urb_finished = 1; wake_up(&dev->write_wait); - spin_unlock(&dev->buflock); + spin_unlock_irqrestore(&dev->buflock, flags); } static int adu_open(struct inode *inode, struct file *file) |